Blame Scripts/Bash/Functions/cli_checkOptionValue.sh

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#!/bin/bash
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#
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# cli_checkOptionValue.sh -- This function provides input validation
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# for the option value (OPTIONVAL) variable.
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#
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# Copyright (C) 2009, 2010 Alain Reguera Delgado
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# 
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of the
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# License, or (at your option) any later version.
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# 
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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# USA.
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# 
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# ----------------------------------------------------------------------
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# $Id$
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# ----------------------------------------------------------------------
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function cli_checkOptionValue {
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    # Check option value before making an absolute path from it. 
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    if [[ $OPTIONVAL =~ '(\.\.(/)?)' ]];then
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        cli_printMessage "`gettext "The path provided can't be processed."`"
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        cli_printMessage "$(caller)" "AsToKnowMoreLine"
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    fi
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    if [[ ! $OPTIONVAL =~ '^[A-Za-z0-9\./-]+$' ]];then
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        cli_printMessage "`gettext "The path provided can't be processed."`"
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        cli_printMessage "$(caller)" "AsToKnowMoreLine"
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    fi
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    # Re-define option value to match the correct absolute path. As we
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    # are removing /home/centos/artwork/ from all centos-art.sh output
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    # (in order to save space), we need to be sure that all strings
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    # begining with trunk/..., branches/..., and tags/... use the
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    # correct absolute path. That is, you can refer trunk's entries
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    # using both /home/centos/artwork/trunk/... or just trunk/..., the
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    # /home/centos/artwork/ part is automatically added here. 
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    if [[ $OPTIONVAL =~ '^(trunk|branches|tags)' ]];then
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        OPTIONVAL=/home/centos/artwork/$OPTIONVAL
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    fi
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    # Build absolute path from option value. It is required for the
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    # option value to point a valid directory. Otherwise leave a
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    # message and quit script execution.
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    if [[ -d $OPTIONVAL ]];then
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        # Add directory to the top of the directory stack.
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        pushd "$OPTIONVAL" > /dev/null
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        # Re-define option value using absolute path.
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        OPTIONVAL=$(pwd)
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        # Remove directory from the directory stack.
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        popd > /dev/null
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    else
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        cli_printMessage "`gettext "The path provided is not a valid directory."`"
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        cli_printMessage "$(caller)" "AsToKnowMoreLine"
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    fi
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}